TY  - GEN
AU  - Sampath, K
AU  -  Santhanam, S
AU  - Panneerselvam , A
TI  - Introduction to educational technology
U1  - 378.99 
PY  - 2001///
CY  - New Delhi
PB  - Sterling
KW  - Educational technology
N1  - repr, 2004
ER  -